2008 Arctic Cat 366 ATV Service Manual, Page 89Get this manual
Brakelight Switch (Pressure)
The brakelight switch is located on the top of the auxiliary brake master cylinder and is pressure activated by the hand brake or the auxiliary brake pedalThis switch also activates the start-in-gear (SIG) relay in the power distribution module (PDM)NOTE: The ignition switch must be in the ON position
4When the brake pedal is depressed, the meter must show less than ohmNOTE: If the meter shows more than ohm of resistance, replace the switch
Oil Temperature and Cooling Fan Switches
1Connect the meter leads (selector in the OHMS position) to the switch contacts2Suspend the switch and thermometer in container of cooking oil; then heat the oilNOTE: Neither the switch nor the thermometer should be allowed to touch the bottom of the container or inaccurate readings will occurUse wire holders to suspend switch and thermometer
VOLTAGE (Wiring Harness Side) 1Set the meter selector to the DC Voltage position2Connect the red tester to the brownblack wire; then connect the black tester lead to ground3The meter must show battery voltageNOTE: If the meter shows no battery voltage, troubleshoot the battery, fuse, switch, or the main wiring harnessNOTE: If the meter shows battery voltage, the main wiring harness is good; proceed to test the switchcomponent or connector